1. V. V. Alekseenko, D. D. Dzhappuev, V. A. Kozyarivskii, et al., “Analysis of Variations of Thermal Neutron Flux at 1700 m above Sea Level,” Izv. Akad. Nauk, Ser. Fiz. 71(7), 1075–1078 (2007).
2. V. V. Alekseenko et al., “Observation of Thermal Neutron Flux Variations connected with Lunar Periods,” Proceedings of the 30th International Cosmic Ray Conference, Merida. 2007. Report #932.
3. B. M. Kuzhevskij, O. Yu. Nechaev, et al., “Studies of the Distribution of Neutral and Charged Cosmic Ray Components in the Atmosphere of the Earth,” Preprint INP MSU 91-38/242. 1991.
4. Radon Measurements by Etched Track Detectors. Application in Radiation Protection, Earth Sciences and Environment Ed. by Saeed A. Durani and Radomir Ilic, 1977.
5. Yu. V. Sten’kin, D. D. Dzhappuev, and Kh. F. Valdes-Galicia, “Neutrons in Extensive Air Showers,” Nuclear Physics 70(6), 1123–1135 (2007b).